[INFO] fetching crate unix_str 1.0.0... [INFO] checking unix_str-1.0.0 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] extracting crate unix_str 1.0.0 into /workspace/builds/worker-1-tc1/source [INFO] validating manifest of crates.io crate unix_str 1.0.0 on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate unix_str 1.0.0 [INFO] finished tweaking crates.io crate unix_str 1.0.0 [INFO] tweaked toml for crates.io crate unix_str 1.0.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] ae9f35acb386d0903f0a3c4156cbaea5fb4e369b7182a170c859efe69f8b7a04 [INFO] running `Command { std: "docker" "start" "-a" "ae9f35acb386d0903f0a3c4156cbaea5fb4e369b7182a170c859efe69f8b7a04", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ae9f35acb386d0903f0a3c4156cbaea5fb4e369b7182a170c859efe69f8b7a04", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ae9f35acb386d0903f0a3c4156cbaea5fb4e369b7182a170c859efe69f8b7a04", kill_on_drop: false }` [INFO] [stdout] ae9f35acb386d0903f0a3c4156cbaea5fb4e369b7182a170c859efe69f8b7a04 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 2f78a7d67507eee744b2912ef0197bfb60b360959ff5e777c7f34dacb1de1a46 [INFO] running `Command { std: "docker" "start" "-a" "2f78a7d67507eee744b2912ef0197bfb60b360959ff5e777c7f34dacb1de1a46", kill_on_drop: false }` [INFO] [stderr] Checking unix_str v1.0.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `Formatter` is imported redundantly [INFO] [stdout] --> src/sys_common/bytestring.rs:26:29 [INFO] [stdout] | [INFO] [stdout] 25 | use super::*; [INFO] [stdout] | -------- the item `Formatter` is already imported here [INFO] [stdout] 26 | use crate::fmt::{Debug, Formatter, Result}; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Result` is imported redundantly [INFO] [stdout] --> src/sys_common/bytestring.rs:26:40 [INFO] [stdout] | [INFO] [stdout] 25 | use super::*; [INFO] [stdout] | -------- the item `Result` is already imported here [INFO] [stdout] 26 | use crate::fmt::{Debug, Formatter, Result}; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `AsInner` is imported redundantly [INFO] [stdout] --> src/lib.rs:1220:22 [INFO] [stdout] | [INFO] [stdout] 1219 | use super::*; [INFO] [stdout] | -------- the item `AsInner` is already imported here [INFO] [stdout] 1220 | use sys_common::{AsInner, IntoInner}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `IntoInner` is imported redundantly [INFO] [stdout] --> src/lib.rs:1220:31 [INFO] [stdout] | [INFO] [stdout] 1219 | use super::*; [INFO] [stdout] | -------- the item `IntoInner` is already imported here [INFO] [stdout] 1220 | use sys_common::{AsInner, IntoInner}; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Rc` is imported redundantly [INFO] [stdout] --> src/lib.rs:1222:9 [INFO] [stdout] | [INFO] [stdout] 1219 | use super::*; [INFO] [stdout] | -------- the item `Rc` is already imported here [INFO] [stdout] ... [INFO] [stdout] 1222 | use alloc::rc::Rc; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Arc` is imported redundantly [INFO] [stdout] --> src/lib.rs:1223:9 [INFO] [stdout] | [INFO] [stdout] 1219 | use super::*; [INFO] [stdout] | -------- the item `Arc` is already imported here [INFO] [stdout] ... [INFO] [stdout] 1223 | use alloc::sync::Arc; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `AsInnerMut` is never used [INFO] [stdout] --> src/sys_common.rs:25:11 [INFO] [stdout] | [INFO] [stdout] 25 | pub trait AsInnerMut { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `AsInnerMut` is never used [INFO] [stdout] --> src/sys_common.rs:25:11 [INFO] [stdout] | [INFO] [stdout] 25 | pub trait AsInnerMut { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.10s [INFO] running `Command { std: "docker" "inspect" "2f78a7d67507eee744b2912ef0197bfb60b360959ff5e777c7f34dacb1de1a46", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2f78a7d67507eee744b2912ef0197bfb60b360959ff5e777c7f34dacb1de1a46", kill_on_drop: false }` [INFO] [stdout] 2f78a7d67507eee744b2912ef0197bfb60b360959ff5e777c7f34dacb1de1a46 [INFO] checking unix_str-1.0.0 against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] extracting crate unix_str 1.0.0 into /workspace/builds/worker-1-tc2/source [INFO] validating manifest of crates.io crate unix_str 1.0.0 on toolchain 3a4bc97f6385a3aa300a4fd689b44350e54fd676 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate unix_str 1.0.0 [INFO] finished tweaking crates.io crate unix_str 1.0.0 [INFO] tweaked toml for crates.io crate unix_str 1.0.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] c6e7b4c29376dbd1e73145def1feccf8364cfa757fc0cb6ea603c965f7ab1e71 [INFO] running `Command { std: "docker" "start" "-a" "c6e7b4c29376dbd1e73145def1feccf8364cfa757fc0cb6ea603c965f7ab1e71", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c6e7b4c29376dbd1e73145def1feccf8364cfa757fc0cb6ea603c965f7ab1e71", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c6e7b4c29376dbd1e73145def1feccf8364cfa757fc0cb6ea603c965f7ab1e71", kill_on_drop: false }` [INFO] [stdout] c6e7b4c29376dbd1e73145def1feccf8364cfa757fc0cb6ea603c965f7ab1e71 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 361600bf25e28e6796e37d9bc9c878638dbb79d0a66de04d3ca0e42c95af4080 [INFO] running `Command { std: "docker" "start" "-a" "361600bf25e28e6796e37d9bc9c878638dbb79d0a66de04d3ca0e42c95af4080", kill_on_drop: false }` [INFO] [stderr] Checking unix_str v1.0.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `Formatter` is imported redundantly [INFO] [stdout] --> src/sys_common/bytestring.rs:26:29 [INFO] [stdout] | [INFO] [stdout] 25 | use super::*; [INFO] [stdout] | -------- the item `Formatter` is already imported here [INFO] [stdout] 26 | use crate::fmt::{Debug, Formatter, Result}; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Result` is imported redundantly [INFO] [stdout] --> src/sys_common/bytestring.rs:26:40 [INFO] [stdout] | [INFO] [stdout] 25 | use super::*; [INFO] [stdout] | -------- the item `Result` is already imported here [INFO] [stdout] 26 | use crate::fmt::{Debug, Formatter, Result}; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `AsInner` is imported redundantly [INFO] [stdout] --> src/lib.rs:1220:22 [INFO] [stdout] | [INFO] [stdout] 1219 | use super::*; [INFO] [stdout] | -------- the item `AsInner` is already imported here [INFO] [stdout] 1220 | use sys_common::{AsInner, IntoInner}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `IntoInner` is imported redundantly [INFO] [stdout] --> src/lib.rs:1220:31 [INFO] [stdout] | [INFO] [stdout] 1219 | use super::*; [INFO] [stdout] | -------- the item `IntoInner` is already imported here [INFO] [stdout] 1220 | use sys_common::{AsInner, IntoInner}; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Rc` is imported redundantly [INFO] [stdout] --> src/lib.rs:1222:9 [INFO] [stdout] | [INFO] [stdout] 1219 | use super::*; [INFO] [stdout] | -------- the item `Rc` is already imported here [INFO] [stdout] ... [INFO] [stdout] 1222 | use alloc::rc::Rc; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Arc` is imported redundantly [INFO] [stdout] --> src/lib.rs:1223:9 [INFO] [stdout] | [INFO] [stdout] 1219 | use super::*; [INFO] [stdout] | -------- the item `Arc` is already imported here [INFO] [stdout] ... [INFO] [stdout] 1223 | use alloc::sync::Arc; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> src/lossy.rs:93:28 [INFO] [stdout] | [INFO] [stdout] 93 | () => {{ [INFO] [stdout] | ____________________________^ [INFO] [stdout] 94 | | // SAFETY: We have checked up to `i` that source is valid UTF-8. [INFO] [stdout] 95 | | unsafe { [INFO] [stdout] 96 | | let r = Utf8LossyChunk { [INFO] [stdout] ... | [INFO] [stdout] 102 | | } [INFO] [stdout] 103 | | }}; [INFO] [stdout] | |_____________________^ cannot infer type [INFO] [stdout] ... [INFO] [stdout] 109 | error!(); [INFO] [stdout] | -------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this error originates in the macro `error` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> src/lossy.rs:93:28 [INFO] [stdout] | [INFO] [stdout] 93 | () => {{ [INFO] [stdout] | ____________________________^ [INFO] [stdout] 94 | | // SAFETY: We have checked up to `i` that source is valid UTF-8. [INFO] [stdout] 95 | | unsafe { [INFO] [stdout] 96 | | let r = Utf8LossyChunk { [INFO] [stdout] ... | [INFO] [stdout] 102 | | } [INFO] [stdout] 103 | | }}; [INFO] [stdout] | |_____________________^ cannot infer type [INFO] [stdout] ... [INFO] [stdout] 109 | error!(); [INFO] [stdout] | -------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this error originates in the macro `error` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0282`. [INFO] [stdout] [INFO] [stderr] error: could not compile `unix_str` (lib) due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: aborting due to 1 previous error; 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0282`. [INFO] [stdout] [INFO] [stderr] error: could not compile `unix_str` (lib test) due to 2 previous errors; 6 warnings emitted [INFO] running `Command { std: "docker" "inspect" "361600bf25e28e6796e37d9bc9c878638dbb79d0a66de04d3ca0e42c95af4080", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "361600bf25e28e6796e37d9bc9c878638dbb79d0a66de04d3ca0e42c95af4080", kill_on_drop: false }` [INFO] [stdout] 361600bf25e28e6796e37d9bc9c878638dbb79d0a66de04d3ca0e42c95af4080